Chair



FIG. 1 is a front perspective view of a chair showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is an opposite side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a front view thereof.

I claim, the ornamental design for a chair, as shown and described.